# Pricing — 洞察的美 by 000

> Machine-readable pricing for AI agents. Amounts are shown with each plan's own currency.

This document lives at https://000insight.kaik.io/pricing.md.

## Pricing model

This site sells items individually rather than through subscription plans. Prices for the current catalog are listed below and in [https://000insight.kaik.io/llms.txt](https://000insight.kaik.io/llms.txt).

## Digital downloads

| Item | Price |
| --- | --- |
| 《如何閱讀一本書》重點指南 | Free |

## Courses & events

Courses and events are priced per item. Each listing in [https://000insight.kaik.io/llms.txt](https://000insight.kaik.io/llms.txt) links to a page whose price is available as Markdown (send `Accept: text/markdown`) or via the OpenAPI spec at [https://000insight.kaik.io/openapi.json](https://000insight.kaik.io/openapi.json).

## How to buy programmatically

- **MCP server**: connect to https://000insight.kaik.io/mcp and use the catalog tools.
- **HTTP API**: see the OpenAPI spec at [https://000insight.kaik.io/openapi.json](https://000insight.kaik.io/openapi.json).